Hi Dr Wazir ali Hangu . You simply add JOI to water, at a ratio of 1 tablespoon JOI to one 1 cup of water, and mix in a blender for 30 seconds. If you don't use all your nut milk in one sitting, it will keep in an airtight container (like a lidded Mason jar) for about 8 days in the fridge. See the following link:https://www.myrecipes.com/ingredients/joi-shelf-stable-almond-milk

Check https://www.theroastedroot.net/how-to-make-walnut-milk/

Check https://ibn.idsi.md/sites/default/files/imag_file/256-261_4.pdf

Hello Prof. Hangu,

Check on this

https://www.mdpi.com/2071-1050/12/23/9963

Check https://www.theroastedroot.net/how-to-make-walnut-milk/